package com.qf.utils;

import com.google.gson.Gson;
import com.qiniu.common.QiniuException;
import com.qiniu.http.Response;
import com.qiniu.storage.Configuration;
import com.qiniu.storage.Region;
import com.qiniu.storage.UploadManager;
import com.qiniu.storage.model.DefaultPutRet;
import com.qiniu.util.Auth;
import org.springframework.web.multipart.MultipartFile;

import java.util.UUID;

public class UploadUtils {
    private final static String NET = "http://rtevhzzsy.hn-bkt.clouddn.com/";

    public static String uploadPicture(MultipartFile file, String path) {
        //构造一个带指定 Region 对象的配置类
        Configuration cfg = new Configuration(Region.huanan());
        cfg.resumableUploadAPIVersion = Configuration.ResumableUploadAPIVersion.V2;// 指定分片上传版本
        //...其他参数参考类注释

        UploadManager uploadManager = new UploadManager(cfg);
        //...生成上传凭证，然后准备上传
        String accessKey = "eEhLFnccjkf0Gu91-x1mNc6P9rkfTtDgEIilZ0kQ";
        String secretKey = "WqVQZeXUAas4qzQMx30buJSFK5jPpr-t8-oG3nr2";
        String bucket = "liangzyspace";

        //默认不指定key的情况下，以文件内容的hash值作为文件名
        String key = path + "/" + UUID.randomUUID().toString().replace("-", "");

        try {
            byte[] uploadBytes = file.getBytes();
            Auth auth = Auth.create(accessKey, secretKey);
            String upToken = auth.uploadToken(bucket);

            try {
                Response response = uploadManager.put(uploadBytes, key, upToken);
                //解析上传成功的结果
                DefaultPutRet putRet = new Gson().fromJson(response.bodyString(), DefaultPutRet.class);
                return NET + putRet.key;
            } catch (QiniuException ex) {
                Response r = ex.response;
                System.err.println(r.toString());
                try {
                    System.err.println(r.bodyString());
                } catch (QiniuException ex2) {
                    //ignore
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }
}
